- All sections
- C - Chemistry; metallurgy
- C23C - Coating metallic material; coating material with metallic material; surface treatment of metallic material by diffusion into the surface, by chemical conversion or substitution; coating by vacuum evaporation, by sputtering, by ion implantation or by chemical vapour deposition, in general
- C23C 8/12 - Oxidising using elemental oxygen or ozone
Patent holdings for IPC class C23C 8/12
Total number of patents in this class: 142
10-year publication summary
13
|
12
|
11
|
13
|
7
|
12
|
11
|
16
|
10
|
5
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Nippon Steel Corporation | 5649 |
7 |
Applied Materials, Inc. | 16587 |
4 |
Nippon Steel & Sumitomo Metal Corporation | 1990 |
4 |
Screen Holdings Co., Ltd. | 2431 |
3 |
Atmospheric Plasma Solutions, Inc. | 30 |
3 |
Kokusai Electric Corporation | 1791 |
3 |
Just Huajian Medical Devices (Tianjin) Co., Ltd. | 7 |
3 |
Honda Motor Co., Ltd. | 24537 |
2 |
Robert Bosch GmbH | 40953 |
2 |
NTN Corporation | 5008 |
2 |
Boe Technology Group Co., Ltd. | 35384 |
2 |
Atotech Deutschland GmbH | 586 |
2 |
Ceres Intellectual Property Company Limited | 250 |
2 |
Hamilton Sundstrand Space Systems International, Inc. | 80 |
2 |
Heraeus Deutschland GmbH & Co. KG | 643 |
2 |
JFE Steel Corporation | 6067 |
2 |
JX Nippon Mining & Metals Corporation | 1576 |
2 |
Kubota Corporation | 3054 |
2 |
Novelis Inc. | 656 |
2 |
Research Institute of Industrial Science & Technology | 378 |
2 |
Other owners | 89 |